001    /**
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    package org.apache.camel;
018    
019    import java.lang.annotation.Documented;
020    import java.lang.annotation.ElementType;
021    import java.lang.annotation.Retention;
022    import java.lang.annotation.RetentionPolicy;
023    import java.lang.annotation.Target;
024    
025    /**
026     * Marks a method as being {@link ExchangePattern#InOut} when a class or interface has been annotated with
027     * {@link InOnly} when using
028     * <a href="http://camel.apache.org/bean-integration.html">Bean Integration</a> or
029     * <a href="http://camel.apache.org/spring-remoting.html">Spring Remoting</a>.
030     *
031     * This annotation is only intended to be used on methods which the class or interface has been annotated with
032     * a default exchange pattern annotation such as {@link InOnly} or {@link Pattern}
033     *
034     * See the <a href="using-exchange-pattern-annotations.html">using exchange pattern annotations</a>
035     * for more details on how the overloading rules work.
036     *
037     * @see org.apache.camel.ExchangePattern
038     * @see org.apache.camel.Exchange#getPattern()
039     * @see InOnly
040     * @see Pattern
041     *
042     * @version 
043     */
044    @Retention(RetentionPolicy.RUNTIME)
045    @Documented
046    @Target({ElementType.METHOD})
047    @Pattern(ExchangePattern.InOut)
048    public @interface InOut {
049    }